164674874 has 32 divisors (see below), whose sum is σ = 304698240. Its totient is φ = 64999872.

The previous prime is 164674837. The next prime is 164674879. The reversal of 164674874 is 478476461.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (164674879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119252 + ... + 120624.

It is an arithmetic number, because the mean of its divisors is an integer number (9521820).

Almost surely, 2^164674874 is an apocalyptic number.

164674874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

164674874 is a deficient number, since it is larger than the sum of its proper divisors (140023366).

164674874 is a wasteful number, since it uses less digits than its factorization.

164674874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054.

The product of its digits is 903168, while the sum is 47.

The square root of 164674874 is about 12832.5708258322. The cubic root of 164674874 is about 548.1201651875.

The spelling of 164674874 in words is "one hundred sixty-four million, six hundred seventy-four thousand, eight hundred seventy-four".